Choose size on the parchment sheet — price & checkout stay in the sticky loom dock.
Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
regardless of length
Controlling CO2 has never been easier or more affordable
The attached reflector increases 30% efficiency
0-10V Dimmable – Provides precise PPFD control across all growth stages without changing fixtures
along with a ironclad 3 Year Warranty and optional 2 Year Extended Warranty
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester fluorescent-lighting regardless of lengthThe COM 80 is an economically priced, reliable EC TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing. Four scales: EC: S, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0 9990 S; 0 5000
US$ 25.44
US$ 25.31
US$ 20.85
US$ 28.77
Pay in 4 interest-free payments of $10.50 Learn more